EntityTag.climbing_speed

src/main/java/com/denizenscript/clientizen/access/LivingEntityMixinAccess.java

@@ -0,0 +1,8 @@
+package com.denizenscript.clientizen.access;
+
+public interface LivingEntityMixinAccess {
+
+    double clientizen$getClimbingSpeed();
+
+    void clientizen$setClimbingSpeed(double climbingSpeed);
+}

src/main/java/com/denizenscript/clientizen/events/ScreenOpenCloseEvent.java

@@ -13,6 +13,8 @@ public class ScreenOpenCloseEvent extends ScriptEvent {
     // @Events
     // screen opened|closed
     //
+    // @Group User Interface
+    //
     // @Switch type:<screen_type> to only process the event if the type of screen opened matches the specified matcher.
     // @Switch from:<screen_type> to only process the event if the screen was opened from a different screen and that screen's type matches the specified matcher.
     //

src/main/java/com/denizenscript/clientizen/mixin/ClientPlayerEntityMixin.java

@@ -0,0 +1,25 @@
+package com.denizenscript.clientizen.mixin;
+
+import com.denizenscript.clientizen.access.LivingEntityMixinAccess;
+import net.minecraft.client.MinecraftClient;
+import net.minecraft.client.network.ClientPlayNetworkHandler;
+import net.minecraft.client.network.ClientPlayerEntity;
+import net.minecraft.client.recipebook.ClientRecipeBook;
+import net.minecraft.client.world.ClientWorld;
+import net.minecraft.stat.StatHandler;
+import org.spongepowered.asm.mixin.Mixin;
+import org.spongepowered.asm.mixin.injection.At;
+import org.spongepowered.asm.mixin.injection.Inject;
+import org.spongepowered.asm.mixin.injection.callback.CallbackInfo;
+
+@Mixin(ClientPlayerEntity.class)
+public abstract class ClientPlayerEntityMixin {
+
+    // TODO: proper persistence system
+    @Inject(method = "<init>", at = @At("TAIL"))
+    private void clientizen$persistClimbingSpeed(MinecraftClient client, ClientWorld world, ClientPlayNetworkHandler networkHandler, StatHandler stats, ClientRecipeBook recipeBook, boolean lastSneaking, boolean lastSprinting, CallbackInfo ci) {
+        if (client.player != null) {
+            ((LivingEntityMixinAccess) this).clientizen$setClimbingSpeed(((LivingEntityMixinAccess) client.player).clientizen$getClimbingSpeed());
+        }
+    }
+}

src/main/java/com/denizenscript/clientizen/mixin/LivingEntityMixin.java

@@ -0,0 +1,32 @@
+package com.denizenscript.clientizen.mixin;
+
+import com.denizenscript.clientizen.access.LivingEntityMixinAccess;
+import net.minecraft.entity.LivingEntity;
+import org.spongepowered.asm.mixin.Mixin;
+import org.spongepowered.asm.mixin.Shadow;
+import org.spongepowered.asm.mixin.injection.At;
+import org.spongepowered.asm.mixin.injection.ModifyArg;
+
+@Mixin(LivingEntity.class)
+public abstract class LivingEntityMixin implements LivingEntityMixinAccess {
+
+    double clientizen$climbingSpeed = 0.2; // Vanilla default
+
+    @Override
+    public double clientizen$getClimbingSpeed() {
+        return clientizen$climbingSpeed;
+    }
+
+    @Override
+    public void clientizen$setClimbingSpeed(double climbingSpeed) {
+        clientizen$climbingSpeed = climbingSpeed;
+    }
+
+    @Shadow
+    public abstract boolean isClimbing();
+
+    @ModifyArg(method = "applyMovementInput", at = @At(value = "INVOKE", target = "Lnet/minecraft/util/math/Vec3d;<init>(DDD)V"), index = 1)
+    private double clientizen$modifyClimbingSpeed(double y) {
+        return isClimbing() ? clientizen$climbingSpeed : y;
+    }
+}

src/main/java/com/denizenscript/clientizen/objects/EntityTag.java

@@ -1,5 +1,6 @@
 package com.denizenscript.clientizen.objects;
 
+import com.denizenscript.clientizen.access.LivingEntityMixinAccess;
 import com.denizenscript.clientizen.mixin.ClientWorldAccessor;
 import com.denizenscript.clientizen.util.Utilities;
 import com.denizenscript.denizencore.objects.*;
@@ -178,6 +179,38 @@ public static void register() {
             }
             return null;
         });
+
+        // <--[tag]
+        // @attribute <EntityTag.climbing_speed>
+        // @returns ElementTag(Decimal)
+        // @mechanism EntityTag.climbing_speed
+        // @description
+        // Returns a living entity's climbing speed.
+        // -->
+        tagProcessor.registerTag(ElementTag.class, "climbing_speed", (attribute, object) -> {
+            return object.getEntity() instanceof LivingEntityMixinAccess mixinAccess ? new ElementTag(mixinAccess.clientizen$getClimbingSpeed()) : null;
+        });
+
+
+        // <--[mechanism]
+        // @object EntityTag
+        // @name climbing_speed
+        // @input ElementTag(Decimal)
+        // @description
+        // Sets a living entity's climbing speed.
+        // @tags
+        // <EntityTag.climbing_speed>
+        // -->
+        tagProcessor.registerMechanism("climbing_speed", false, ElementTag.class, (object, mechanism, input) -> {
+            if (!mechanism.requireDouble()) {
+                return;
+            }
+            if (!(object.getEntity() instanceof LivingEntityMixinAccess mixinAccess)) {
+                mechanism.echoError("Mechanism 'climbing_speed' is only valid for living entities.");
+                return;
+            }
+            mixinAccess.clientizen$setClimbingSpeed(input.asDouble());
+        });
     }
 
     public static final ObjectTagProcessor<EntityTag> tagProcessor = new ObjectTagProcessor<>();

src/main/resources/clientizen.mixins.json

@@ -5,11 +5,13 @@
   "compatibilityLevel": "JAVA_17",
   "mixins": [],
   "client": [
+    "ClientPlayerEntityMixin",
     "ClientPlayNetworkHandlerMixin",
     "ClientWorldAccessor",
     "ClientWorldMixin",
     "EventKeyBindingMixin",
     "IntPropertyAccessor",
+    "LivingEntityMixin",
     "MinecraftClientMixin",
     "SneakingKeyBindingMixin",
     "StickyKeyBindingAccessor",